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Node.js: Extend a class to be an EventEmitter
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| var util = require('util'), | |
| EventEmitter = require('events').EventEmitter; | |
| var Server = function() { | |
| var self = this; | |
| this.on('custom_event', function() { | |
| self.logSomething('custom_event'); | |
| }); | |
| this.logSomething('init'); | |
| }; | |
| util.inherits(Server, EventEmitter); | |
| Server.prototype.doSomething = function() { | |
| this.emit('custom_event'); | |
| }; | |
| Server.prototype.logSomething = function(something) { | |
| console.log(something); | |
| } | |
| var s = new Server(); | |
| s.doSomething(); |
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